Check the equipment rating plate for the manifold pressure and required orifice size based on your altitude and fuel type to confirm the 661040R matches the specs

or damage from debris hitting the condenser guard

Common Questions: Can I use a higher temperature sensor if my flue gas is hitting 150°F

Is the 49M85 compatible with 80V or 120V systems

Daikin-McQuay 7500068 Pressure Sensor 321142-301 Check the equipment rating plateThe Daikin McQuay 7500068 Pressure Sensor is a critical high side monitoring component designed for precise refrigerant pressure management in commercial HVAC systems. This HVAC high pressure transducer provides essential feedback to the main controller, ensuring the compressor operates within safe parameters and preventing catastrophic failure due to over pressurization. Engineered for durability in demanding environments, the 7500068 sensor features